<template>
    <div id="wrap">
        
    </div>
</template>

<script setup lang="ts">
import { ref } from "@vue/reactivity";

const redhaha = ref("red")
const w = ref("900px")
</script>

<style lang="scss" scoped>
#wrap{
    width: v-bind(w);
    height: 300px;
    border: 1px solid #000;
    background: v-bind(redhaha);
}
</style>